Home / 6,635.67-9,953.55-3,162.39

Finding the Fourth Proportional to 6,635.67, 9,953.55 and 3,162.39

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Solution

The fourth proportional to 6,635.67, 9,953.55 and 3,162.39 is: 4,743.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.67 : 9,953.55 = 3,162.39 : x
  2. Step 2: Convert to fraction form
    6,635.67/9,953.55 = 3,162.39/x
  3. Step 3: Cross multiply
    6,635.67x = 9,953.55 × 3,162.39
  4. Step 4: Simplify right side
    6,635.67x = 31,477,006.98
  5. Step 5: Solve for x
    x = 31,477,006.98/6,635.67
  6. Step 6: Final answer
    x = 4,743.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.